vmlinux object size
(delta in bytes from test_v3.18-rc4 (206c5f60a3d902bc4b56dab2de3e88de5eb06108)):
   text     data      bss    total  kernel
  +1480      +56        0    +1536  multi_v7_defconfig
   +588      +72        0     +660  tegra_defconfig